NEW YORK-MARCH 29: Legendary New York City Mayor Edward I. Koch addresses volunteers and supporters of Mike Bloomberg at the Opening of New York City Mayor Mike Bloomberg's Manhattan Campaign Office on Sunday, March 29, 2009 at 111 West 40th Street, 5th floor (between Broadway and Sixth Avenue), New York City, NY (Photo Credit: Christopher London/ - :|MANHATTAN SOCIETY|:Manhattan, New York City Event Photo Gallery